4. Don't need to consume fuel and power grid installation, on-site power supply.

5. Pure and clean power supply, not affected by other power grid, a variety of protection function.

6. Short construction period, the scale at random, the short time of extracting energy.

7. Are widely used in all kinds of electrical appliances, very suitable for lack of electricity, withoutelectricity in the family, country, prairie areas, mountains, island, highway in remote places, such ashousehold electrical appliances and lighting applications.

8. Permanent, as long as there is the sun, solar power can be an investment and long-term use.